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Castor Hanglands
The map shows you the route that this butterfly transect follows.
| County: | Cambridgeshire (England) |
| Gridref: | TF1101 |
| Year established: | 1975 |
| Number of sections: | 8 |
| Altitude (m): | Unknown |
| Length (m): | 1624 |
| Width (m): | 5 |
| Broad habitat: | Mature broadleaved woodland |
Species list...
The following species have been recorded on this site:
| Species | Status | Colonised/extinct | Asynchronous | Mean count | ||
| Small Tortoiseshell | Stable | 25 | more | |||
| Orange Tip | Increasing | 8 | .7 | more | ||
| Ringlet | Increasing | 300 | more | |||
| Brown Argus | ? | 0 | .30 | more | ||
| Holly Blue | Increasing | Colonised in 2001 | 0 | .99 | more | |
| Small Heath | Decreasing | 47 | more | |||
| Clouded Yellow | ? | 0 | .22 | more | ||
| Brimstone | Increasing | 38 | more | |||
| White Admiral | ? | 0 | .050 | more | ||
| Small Copper | Stable | 2 | .4 | more | ||
| Meadow Brown | Stable | 620 | more | |||
| Gatekeeper/Hedge Brown | Decreasing | 150 | more | |||
| Marbled White | ? | 0 | .040 | more | ||
| Peacock | Stable | 70 | more | |||
| Large Skipper | Increasing | 38 | more | |||
| Speckled Wood | Increasing | 150 | more | |||
| Wall Brown | Decreasing | 3 | .1 | more | ||
| Large White | Stable | 15 | more | |||
| Green-veined White | Stable | 83 | more | |||
| Small White | Decreasing | 41 | more | |||
| Comma | Increasing | 14 | more | |||
| Common Blue | Increasing | 13 | more | |||
| Black Hairstreak | ? | 0 | .080 | more | ||
| Purple Hairstreak | Stable | Colonised in 1993 | 0 | .49 | more | |
| Small Skipper | ? | 60 | more | |||
| Red Admiral | Increasing | 6 | .4 | more | ||
| Painted Lady | Increasing | Colonised in 1988 | 2 | .3 | more | |
This table shows the species that have been recorded on this site. Where sufficient data is available, trends in abundance are assessed and colonisation/extinction events are identified. Species are marked as 'asynchronous' when their trends on this site are markedly different from the national trend. Click on 'more' to see a plot of abundance through time for each species. See green question mark above for more details.
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